Jiu Jitsu Koushien Summer 2025 Male Grey Kid 5 Light 4 Mins ~50.3kg 7 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Yamashita Gaku Now Or Never JPN Sakurai Shoryu Mach Dojo Fight 52 Mat 4 12 Oct 15:33PM Moriuchi Yamato Carpe Diem Bjj Sendai Takahashi Tomoki Jump Fight Club JPN JPN Fight 54 Mat 4 12 Oct 15:50PM JPN Kato Mahiro Paraestra Koiwa KOR Moon Jun Young Carpediem Mita Fight 53 Mat 4 12 Oct 15:47PM Wakasugi Eitaro Strapple Ohana JPN Yamashita Gaku Now Or Never Moon Jun Young Carpediem Mita JPN KOR Fight 56 Mat 4 12 Oct 15:54PM Takahashi Tomoki Jump Fight Club Wakasugi Eitaro Strapple Ohana JPN JPN Fight 57 Mat 4 12 Oct 15:56PM Moon Jun Young Carpediem Mita Takahashi Tomoki Jump Fight Club KOR JPN Fight 60 Mat 4 12 Oct 16:18PM Takahashi Tomoki Jump Fight Club JPN